Neck protector for helmet



FIG. 1 is a front, left side perspective view of a neck protector for helmet embodying my new design;

FIG. 2 is a rear, left side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof, the right side view being a mirror image thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a neck protector for helmet, as shown and described. 